<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
    <title>欢迎</title>
</head>
<body>
    <h2>欢迎, <%= session.getAttribute("username") %>!</h2>
    <p>登录成功。</p>
    <a href="logout.jsp">登出</a>
</body>
</html>
